DUST-PROOF/WATER-PROOF TYPE INDUSTRIAL ROBOT SPECIFICATIONS MANUAL
3.2 Air Purge
A specified amount of air is supplied from the suction one-touch joint on the connector
cover (base rear section) for enabling compliance with the dust-proof/water-proof
specifications (IP65 for main body, IP67 for wrist section).
A pressure-reducing valve (prepared by the customer) is set at the pressure from
0.3MPa to a maximum of 0.58MPa, and is connected to an air tube.
The air supply is adjusted to around 30L/min using a speed controller or other device
(prepared by the customer). The air supply source and purge air tube (6mm diameter)
should be prepared by the customer.
Purge one-touch joint
Air tube (6mm diameter)
Fig. 3.1 Air Purge
• Air specifications
⋅ Maximum operating pressure: 0.58MPa (6kgf/cm
2
)
⋅ Tube size: 6mm (outer diameter) x 4mm (inner diameter)
⋅ Fluid: Clean, dry air not including compressor oil or other
substances
Air filtration 10μm or less
⋅ Internal pressure air supply: Approx. 30L/min
STE 85338
– 17 –
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